later he's in columbus, ohio, and wraps up his campaign in manchester, new hampshire. tonight over on c-span we'll have live coverage of both candidates' final campaign rallies. that gets underway this evening at 10:50 eastern. c-span asked reporters from around the country what they'll be watching for tomorrow on election night. here's what a few of them had to say. >> i'm going to be watching the democratic margin in broward, dade and palm beach counties. it is critical for the president that he has very large numbers in those counties. that's where he builds up his lead. in 2008 the president won 14 of 67 counties. so he -- and, obviously, the more populace counties are the ones he won, but he needs to really win big in those counties by several hundred thousand votes. you know, the south florida margin in 2008 was 535,000 votes. and, you know, if he doesn't, if he doesn't do well in south florida, he's going the lose. he's going to lose. he also needs to, he needs to at least keep it close in hillsborough county, the tampa bay area. the republicans would do well to